72878812

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^2$

素因数の和:346

約数の個数: 36

約数和(自身を含む): 137316816

約数和(自身を除く): 64438004

約数列:

[1, 2, 4, 23, 41, 46, 82, 92, 139, 164, 278, 556, 943, 1886, 3197, 3772, 5699, 6394, 11398, 12788, 19321, 22796, 38642, 77284, 131077, 262154, 444383, 524308, 792161, 888766, 1584322, 1777532, 3168644, 18219703, 36439406, 72878812]

約数ペア:

[(1, 72878812), (2, 36439406), (4, 18219703), (23, 3168644), (41, 1777532), (46, 1584322), (82, 888766), (92, 792161), (139, 524308), (164, 444383), (278, 262154), (556, 131077), (943, 77284), (1886, 38642), (3197, 22796), (3772, 19321), (5699, 12788), (6394, 11398)]